GRATHOFF HARTMUT has a total of 11 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 1984. It filed its patents most often in Germany, German Democratic Republic and United States. Its main competitors in its focus markets civil engineering, electrical machinery and energy and machines are LAYJET MICRO ROHR VERLEGEGESELLSCHAFT M B H, FOECKERSPERGER GEORG GMBH and ECOSSE SUBSEA SYSTEMS LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 9 | |
#2 | German Democratic Republic | 1 | |
#3 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Electrical machinery and energy | |
#3 | Machines | |
#4 | Agriculture |
# | Technology | |
---|---|---|
#1 | Dredging | |
#2 | Installation of electric cables | |
#3 | Mining | |
#4 | Foundations and excavations | |
#5 | Construction of roads | |
#6 | Preparing clay | |
#7 | Horticulture | |
#8 | Sewers | |
#9 | Earth drilling |
# | Name | Total Patents |
---|---|---|
#1 | Grathoff Hartmut | 11 |
Publication | Filing date | Title |
---|---|---|
DE102018002252B3 | Truck - transportable liquid soil generator | |
DE102018000553A1 | Empty pipe laying machine for cable routes with liquid soil generation | |
DE102017004302B3 | Cable laying machine | |
DE102016003279A1 | Empty pipe-laying machine | |
DE102016000141A1 | Empty pipe-laying machine | |
DE102015009623A1 | High voltage cable routes | |
DE102015009590A1 | Empty pipe laying machine for cable trays | |
DE102014016611A1 | Foundation for maritime wind turbines with earth screws instead of piles and associated mounting device for mounting and dismantling the foundation on the seabed | |
DE102014004103A1 | Cable laying machine |